///
/// Copyright (C) 2020, Vitaly Chipounov
///
/// Permission is hereby granted, free of charge, to any person obtaining a copy
/// of this software and associated documentation files (the "Software"), to deal
/// in the Software without restriction, including without limitation the rights
/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
/// copies of the Software, and to permit persons to whom the Software is
/// furnished to do so, subject to the following conditions:
///
/// The above copyright notice and this permission notice shall be included in all
/// copies or substantial portions of the Software.
///
/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
/// SOFTWARE.
///

#ifndef KLEE_UTIL_PTRS_H
#define KLEE_UTIL_PTRS_H

namespace klee {

#define INTRUSIVE_PTR_ADD_REF(T)                \
    inline void intrusive_ptr_add_ref(T *ptr) { \
        ++ptr->m_refCount;                      \
    }

#define INTRUSIVE_PTR_RELEASE(T)                \
    inline void intrusive_ptr_release(T *ptr) { \
        if (--ptr->m_refCount == 0) {           \
            delete ptr;                         \
        }                                       \
    }

#define INTRUSIVE_PTR_ADD_REL(T) \
    INTRUSIVE_PTR_ADD_REF(T)     \
    INTRUSIVE_PTR_RELEASE(T)

#define INTRUSIVE_PTR_FRIENDS(T)               \
    friend void intrusive_ptr_add_ref(T *ptr); \
    friend void intrusive_ptr_release(T *ptr);

} // namespace klee

#endif
